function plotData(data)
hold on
dSize = size(data);
len = dSize(1);
   for i = 1:len
      plot(data(i,4),data(i,2),'.b','markersize',3*data(i,3));
      text('position',[data(i,4)+0.2,data(i,2)],'String',data(i,3));
   end
   axis([1,6,0,1]);
end